US Bridges

Welch Road over Unadilla River

Fair

Otsego County, New York · Hamlet of W Edmeston · Structure no. 000000003354020

Built
1932
93 years old, rebuilt 1992
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
105 ft
2 main spans
Daily traffic
312
2019 count
Owner
County
County Highway Agency

About this bridge

Welch Road over Unadilla River is a prestressed concrete box beam or girders - multiple carrying Welch Road over Unadilla River in Otsego County, New York. It was built in 1932 and reconstructed in 1992, so it is 93 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 312 vehicles a day, roughly 7% of them trucks, projected to reach 437 by 2039. The structure is 105 ft (32 m) long and 29 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesWelch Road
CrossesUnadilla River
LocationHamlet of W Edmeston
RouteCounty Highway 0
Coordinates42.76325, -75.27915
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating103 US tons
Inventory rating61.9 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length105 ft (32 m)
Longest span50 ft (15.2 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic312 (2019)
Projected traffic437 by 2039
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.6 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Welch Road over Unadilla River built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1992.

What condition is Welch Road over Unadilla River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does Welch Road over Unadilla River carry?

About 312 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is Welch Road over Unadilla River?

The structure is 105 ft (32 m) long with a longest span of 50 ft (15.2 m) and a deck 29 ft wide.

Who owns Welch Road over Unadilla River?

It is owned by the County Highway Agency.